| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:0C:42 | MA-L | 16.8 million | LV | 21 Jan 2003 |
| 04:F4:1C | MA-L | 16.8 million | LV | 25 Mar 2025 |
| 08:55:31 | MA-L | 16.8 million | LV | 17 Sep 2020 |
| 18:FD:74 | MA-L | 16.8 million | LV | 3 Mar 2022 |
| 2C:C8:1B | MA-L | 16.8 million | LV | 7 Feb 2021 |
| 38:32:7A | MA-L | 16.8 million | LV | 9 Jun 2026 |
| 48:8F:5A | MA-L | 16.8 million | LV | 22 Feb 2020 |
| 48:A9:8A | MA-L | 16.8 million | LV | 16 Nov 2022 |
| 4C:5E:0C | MA-L | 16.8 million | LV | 1 Aug 2013 |
| 64:D1:54 | MA-L | 16.8 million | LV | 15 Dec 2016 |
| 6C:3B:6B | MA-L | 16.8 million | LV | 17 Feb 2016 |
| 74:4D:28 | MA-L | 16.8 million | LV | 29 Nov 2018 |
| 78:9A:18 | MA-L | 16.8 million | LV | 26 May 2023 |
| B8:69:F4 | MA-L | 16.8 million | LV | 17 Apr 2018 |
| C4:AD:34 | MA-L | 16.8 million | LV | 30 Jul 2019 |
| CC:2D:E0 | MA-L | 16.8 million | LV | 29 Jul 2017 |
| D0:EA:11 | MA-L | 16.8 million | LV | 15 Dec 2025 |
| D4:01:C3 | MA-L | 16.8 million | LV | 8 Dec 2023 |
| D4:CA:6D | MA-L | 16.8 million | LV | 20 Sep 2011 |
| DC:2C:6E | MA-L | 16.8 million | LV | 3 Aug 2021 |
| E4:8D:8C | MA-L | 16.8 million | LV | 29 Jan 2015 |
| F4:1E:57 | MA-L | 16.8 million | LV | 1 Jun 2024 |
Every block registered to Routerboard.com in the IEEE registries, complete. Free-text search also matches former owners.